f109f7668c4952cfdc2afd62fedd77bed096e5c1c15cc52d475a105a3d20deeb  Microstrip_Line_Loaded_With_Series_Gap_and_Dumbbell_Defect-Ground-Structure_DB-DGS_Resonator_for_Highly_Sensitive_Sensing_Based_on_Resonance_Antiresonance_Application_to_Humidity_Measurements.pdf